#ifndef _DEFINE_H_
#define _DEFINE_H_

typedef unsigned char   u8_t;
typedef unsigned short  u16_t;
typedef unsigned int    u32_t;
typedef signed char     v8_t;
typedef signed short    v16_t;
typedef signed int      v32_t;
#define    OS_NULL      ((void*)0)


typedef enum
{
 OS_OK  = 0,
 OS_ERR = -1,
}error;

#endif
